19879029

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1737

約数の個数: 24

約数和(自身を含む): 30348032

約数和(自身を除く): 10469003

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 1657, 3999, 4971, 11997, 14913, 51367, 71251, 154101, 213753, 462303, 641259, 2208781, 6626343, 19879029]

約数ペア:

[(1, 19879029), (3, 6626343), (9, 2208781), (31, 641259), (43, 462303), (93, 213753), (129, 154101), (279, 71251), (387, 51367), (1333, 14913), (1657, 11997), (3999, 4971)]